Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7602551 | Light guide plate for liquid crystal display back light units and liquid crystal display back light unit using the same | Chul Goo Chi, Man Suk Kim | 2009-10-13 |
| 7478942 | Light guide plate with light reflection pattern | Dong Hoon Kim, Jong-Dae Park, Kyu-Seok Kim, Jeong-Hwan Lee, Jae-Ho Jung +2 more | 2009-01-20 |
| 6677412 | Process for preparing a highly active metallocene catalyst supported on polymer bead for olefin polymerization | Son-Ki Ihm, Ki Soo Lee | 2004-01-13 |